Table 1 The age and gender of the 40 speakers

Speaker Age Gender Speaker Age Gender
S1 10–19 Males S21 30–39 Males
S2 S22
S3 S23
S4 S24
S5 S25
S6 Females S26 Females
S7 S27
S8 S28
S9 S29
S10 S30
S11 20–29 Males S31 40–49 Males
S12 S32
S13 S33
S14 S34
S15 S35
S16 Females S36 Females
S17 S37
S18 S38
S19 S39
S20 S40